—that is, made smooth and easy to travel.
What this tremendous statement entails is complete submission to Allah Most High, inwardly and outwardly. When you say it, you are making a declaration that you utter with your tongue and believe in your heart: that Allah alone is the true object of worship, and that all besides Him is false. Then consider how this statement, which affirms Allah’s oneness in His divinity, comes after praising Him, so that affirming His sole right to worship is founded upon His perfection: “Glory be to You, O Allah, and all praise is Yours; blessed is Your Name, exalted is Your majesty.” All of this is praise of Allah for His perfection. Then he says, “There is no deity besides You.” Thus, what precedes is like the basis upon which what follows is built; that is, because of the perfection of Your attributes, none has the right to be worshipped except You, and there is no deity besides You.
This is the opening supplication. ‘Umar ibn al-Khattab used to begin with it. Muslim narrated it with a disconnected chain (1), but al-Bayhaqi recorded it with a connected chain (2). ‘Umar was one of the Rightly Guided Caliphs whom we have been commanded to follow. It has also been narrated from the Prophet ﷺ as a report traced back to him (3).
Is there another opening supplication?
The answer is yes. There are several forms—and Shaykh al-Islam Ibn Taymiyyah has a treatise on the various opening supplications (4)—among them is that which is established in the two Sahih collections: